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Finding the Fourth Proportional to 192,899.01, 266,270.51 and 157,026.74

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Solution

The fourth proportional to 192,899.01, 266,270.51 and 157,026.74 is: 216,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,899.01 : 266,270.51 = 157,026.74 : x
  2. Step 2: Convert to fraction form
    192,899.01/266,270.51 = 157,026.74/x
  3. Step 3: Cross multiply
    192,899.01x = 266,270.51 × 157,026.74
  4. Step 4: Simplify right side
    192,899.01x = 41,811,589,358.30
  5. Step 5: Solve for x
    x = 41,811,589,358.30/192,899.01
  6. Step 6: Final answer
    x = 216,753.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.